Related Experiment Video
Updated: Aug 29, 2025
07:34
Author Spotlight: Advancing Prostate Cancer Research Through Improved Tissue Sampling and Biobanking
Published on: November 17, 2023
752
[Diagnostic problems in testicular tumours in consultant pathology : A practical guide]
Felix Bremmer1, Alexander Fichtner2, Annika Richter2
1Institut für Pathologie, Universitätsmedizin Göttingen, 37075, Göttingen, Deutschland. felix.bremmer@med.uni-goettingen.de.
Pathologie (Heidelberg, Germany)
|September 7, 2022
Summary
Diagnosing germ cell tumors, particularly yolk sac tumors, can be challenging due to diverse pathological patterns and potential somatic malignancies. Morphological evaluation and immunohistochemistry aid accurate diagnosis of these rare testicular and adnexal tumors.
Area of Science:
- Pathology
- Oncology
- Histopathology
Context:
- Germ cell tumors (GCTs) present diverse pathological patterns, complicating accurate diagnosis.
- Yolk sac tumors (YSTs) and somatic-type malignancies within GCTs require careful evaluation.
- Rare testicular tumors, including sex cord stromal tumors, adnexal tumors, and spermatic cord mesenchymal tumors, pose diagnostic challenges.
Purpose:
- To highlight the diagnostic complexities associated with germ cell tumors and related entities.
- To emphasize the importance of morphological assessment and immunohistochemistry in diagnosing challenging cases.
- To provide a concise overview of rare tumor types encountered in testicular pathology.
Summary:
- The varied histopathological presentations of germ cell tumors, especially yolk sac tumors, and the presence of somatic-type malignancies can impede routine diagnosis.
- Accurate diagnosis relies on a thorough understanding of morphological features and the judicious use of immunohistochemical markers.
- Rare entities such as sex cord stromal tumors, tumors of the testicular adnexa, and mesenchymal tumors of the spermatic cord present significant diagnostic hurdles.
Impact:
- Improved diagnostic accuracy for challenging germ cell tumors and rare testicular neoplasms.
- Enhanced understanding of morphological criteria and immunohistochemical utility in GCT diagnosis.
- Facilitation of appropriate patient management through precise histopathological classification.
Keywords:
Germ cell tumoursImmunohistochemical algorithmSex cord stromal tumoursSomatic-type malignanciesTumours of the testicular adnexaMore Related Videos
Related Concept Videos
01:20Disorders of the Male Reproductive System
538
Men's health issues are increasingly recognized as significant, with several conditions posing common threats. Among these, testicular cancer is especially prevalent in younger men, particularly those aged 20 to 35 years. The disease often manifests as a painless mass in the testicles, sometimes accompanied by a sensation of heaviness or a dull ache.
Prostate disorders are another major concern. These conditions can impair urinary flow due to the prostate's location around the urethra....
Prostate disorders are another major concern. These conditions can impair urinary flow due to the prostate's location around the urethra....
538
01:30Serum Laboratory Studies, Stool Test, Breath Test
461
Gastrointestinal (GI) diagnostic studies are pivotal in confirming, ruling out, diagnosing, or staging various diseases, including cancers. Following diagnosis, allocating time for discussions with the patient and providing informational resources is crucial. Diagnostic assessments of the GI tract often occur in outpatient settings like endoscopy suites or GI labs. Preparation for these tests may include dietary restrictions, fasting, liquid bowel preparations, laxatives, enemas, and the...
461
01:30Urinary Tract Infection III: Diagnostic Studies and Interprofessional Care
25
A healthcare provider can diagnose a urinary tract infection (UTI) through several methods:Medical History and Symptoms: The provider will take a detailed medical history and ask about symptoms such as frequent urination, burning sensation during urination, and lower abdominal pain.Urinalysis: A clean-catch urine sample is collected in a sterile container and tested for the presence of bacteria, white blood cells (leukocytes), nitrites, blood, and protein. The presence of leukocytes and...
25
01:27Imaging Studies III: Computed Tomography
43
DefinitionComputed Tomography (CT) of the genitourinary (GU) tract is a non-invasive imaging modality that utilizes X-rays and computer processing to generate detailed cross-sectional images of the urinary system, encompassing the kidneys, ureters, bladder, and adjacent structures such as the adrenal glands.PurposeCT scans of the GU tract serve several diagnostic and therapeutic purposes, including:Diagnosis of Urinary Tract Diseases: Detects kidney stones, tumors, cysts, and congenital...
43
01:28Urologic Endoscopic Procedure: Cystoscopic Examination
269
Meaning of Cystoscopic Examination:Cystoscopy is an essential diagnostic tool in urology that is used to assess the structure and function of the genitourinary system. It provides a direct view of the urethra, bladder, and, in some cases, the ureteral openings. This procedure helps detect structural abnormalities, infections, cancers, and blockages in the urinary tract. There are two types of cystoscopy:Flexible cystoscopy is commonly performed in outpatient settings due to its less invasive...
269
01:28Acute Pyelonephritis II: Diagnostic Studies and Management
34
Introduction:For diagnosing acute pyelonephritis, a comprehensive patient history is collected to identify symptoms such as dysuria, frequent or urgent urination, flank pain, or costovertebral angle (CVA) tenderness that may suggest a kidney infection.Physical ExaminationDuring the physical examination, CVA tenderness is assessed. This involves gentle percussion over the costovertebral angle, where tenderness often indicates a kidney infection.Diagnostic TestsUrinalysis: Used to identify white...
34